EPA Air · by state
Sources with a high-priority air violation in Illinois
- 136Facilities
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a stationary source. This is the STATUS EPA carries on the facility record today — whether the violation is unaddressed, addressed by the state, the local agency or EPA itself — not a history. The year-by-year record of when violations were determined is linked below.
Violations determined in Illinois, by year
- 2026 — violations determined 101
- 2025 — violations determined 121
- 2024 — violations determined 114
- 2023 — violations determined 132
- 2022 — violations determined 101
- 2021 — violations determined 177
- 2020 — violations determined 117
- 2019 — violations determined 122
- 2018 — violations determined 88
- 2017 — violations determined 121
Facilities
Page 1 of 2NextPage 2
Violation status as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for state IL that are high-priority violators. It lists 13 facilities in IL on the high-priority violator list, addressed or unaddressed. The total number of all facilities in IL is 14,433.